<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .div1{
            width: 590px;
            height: 470px;
            border: 1px solid #ddd;
            position: relative;
            background: url("images/bd018dfba31c6bfb.jpg.webp");
        }
        .div1 div:nth-child(1){
            width: 20px;
            height: 20px;
            color: snow;
            position: absolute;
            top: 50%;
            margin-top: -10px;
            text-align: center;
            background-color: rgb(190, 200, 209);
        }
        .div1 div:nth-child(2){
            width: 20px;
            height: 20px;
            color: snow;
            margin-top: -10px;
            position: absolute;
            top: 50%;
            right: 0px;
            text-align: center;
            background-color: rgb(190, 200, 209);
        }
    </style>
</head>
<body>
    <div class="div1">
        <div class="div2"> < </div>
        <div class="div3"> > </div>
        <div></div>
    </div>
</body>
</html>